28794163 has 2 divisors, whose sum is σ = 28794164. Its totient is φ = 28794162.

The previous prime is 28794151. The next prime is 28794167. The reversal of 28794163 is 36149782.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28794163 - 2⁵ = 28794131 is a prime.

It is not a weakly prime, because it can be changed into another prime (28794167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14397081 + 14397082.

It is an arithmetic number, because the mean of its divisors is an integer number (14397082).

Almost surely, 2^28794163 is an apocalyptic number.

28794163 is a deficient number, since it is larger than the sum of its proper divisors (1).

28794163 is an equidigital number, since it uses as much as digits as its factorization.

28794163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 40.

The square root of 28794163 is about 5366.0192880757. The cubic root of 28794163 is about 306.5030634650.

The spelling of 28794163 in words is "twenty-eight million, seven hundred ninety-four thousand, one hundred sixty-three".